Subong, N. L. (1971). The teaching difficulties of elementary school teachers of modern mathematics in some selected public schools in Manila.
Citación estilo ChicagoSubong, Nieva Liberia. The Teaching Difficulties of Elementary School Teachers of Modern Mathematics in Some Selected Public Schools in Manila. 1971.
Cita MLASubong, Nieva Liberia. The Teaching Difficulties of Elementary School Teachers of Modern Mathematics in Some Selected Public Schools in Manila. 1971.
Warning: These citations may not always be 100% accurate.